BT12 True Wireless Earbuds with Bluetooth Speaker
Product Description
The BT12 is a half-in-ear TWS (True Wireless Stereo) Bluetooth Earbuds combined with an integrated hanging buckle speaker. It features a compact, lightweight, and ergonomic design, powered by a low-power, high-performance Bluetooth 5.1 chip. The integrated Bluetooth hanging buckle speaker serves as the charging compartment. This versatile device is suitable for various listening scenarios, including sharing and private use. Its compact body, equipped with a luggage buckle lock, makes it convenient for carrying during outdoor activities like climbing or hiking.
Technical Parameters
| Feature | Specification |
|---|---|
| Bluetooth Speaker Name | BT12 |
| Bluetooth Earbuds Name | E2 |
| Bluetooth Version | V5.1 |
| Effective Distance | 10 meters |
| Audio Range | 100~20KHz |
| Speaker Specifications | 36mm Internal Magnetic / 3W |
| Input Power | 5V 500mA |
| Rechargeable Battery Specification (Speaker/Case) | 3.7V 300mAH |
| Headsets Battery Specification | 3.7V 30mAH |
| Speaker Playing Time | 3-4 hours |
| Headsets Playing Time | 24 hours |
| Support Protocols | A2DP 1.0, AVRCP 1.5, AVDTP 1.0, AVCTP 1.4, HFP 1.5, GAVDP 1.0 |
| Working Current | 100mA |
| Quiescent Current | 5uA |
| SNR (Signal-to-Noise Ratio) | ≥85db |
| Charging Port | Type-C |
| Key Type | Button / Touch Button |
| Low Voltage Reminder | Yes |
Diagram Description: The document includes diagrams illustrating the product's dimensions (80mm x 60mm for the manual, 67mm x 42mm for the speaker unit) and component layout, showing the Bluetooth speaker, speaker switch, PU leather lanyard, magnetic closure cover, touch button, battery indicator, and Type-C charging port.
Tips for Use
- Before use, place the earbuds back into the charging case. When removed again, the left and right earbuds will pair automatically. Alternatively, press and hold the touch buttons on both earbuds for 3 seconds to power them on and initiate automatic pairing.
- Turn on your mobile phone's Bluetooth only after the left and right earbuds have successfully paired with each other.
Function Description
TWS Earbuds Function:
- When both earbuds are removed from the charging case, they automatically pair with a prompt sound.
- The earbuds can then be searched and connected to your mobile phone.
- Upon successful connection, a confirmation tone will sound in both earbuds.
- Control music playback and calls using the earbud touch buttons:
- Single-click to pause or play music.
- Double-click the right earbud for the next track; double-click the left earbud for the previous track.
- Answer incoming calls with a single click. End calls with a single click during a conversation.
- When the earbuds are returned to the charging case, they automatically enter sleep mode and begin charging. The charging indicator light turns red and turns off when fully charged.
- The charging case battery level is indicated by 4 LED lights, with each light representing 25% of the battery capacity.
Speaker Function:
Long-press the power button to turn the speaker on. Once powered on, it can be searched and connected via Bluetooth. The speaker will automatically power off after 5 minutes of inactivity or disconnection.
Operation Table:
| Function Category | Function Name | Operation Method |
|---|---|---|
| Basic Functions | Power On | Long press the switch button for 3 seconds. |
| Power Off | Long press the switch button for 3 seconds. | |
| Speaker Functions | Speaker Connected to Bluetooth | Turn on mobile phone Bluetooth, search for "BT12", and connect without a password. |
| Speaker Pause/Play | Short press the switch button to play/pause when music is playing. | |
| Speaker TWS Function | In the powered-on state, press the on/off button twice for TWS pairing; press twice to disconnect. | |
| Phone Functions (Speaker) | Speaker Call Function | In the state of an incoming call, short press the switch button to answer. |
| Speaker Call Function | During a call or outgoing call, double-click the switch button to end the call. | |
| Headsets Functions | Headsets Connected to Bluetooth | Turn on mobile phone Bluetooth, search for "E2", and connect without a password. |
| Headsets Power On | Automatically turn on when taken out of the charging case (case must have power). | |
| Headsets Power Off | Automatically turn off when placed back into the charging case. | |
| Headsets Pairing | Take out both earbuds from the charging case; they pair automatically. The main earbud enters pairing mode with the mobile phone. | |
| Up Track | Double-click the left earbud's touch button. | |
| Next Track | Double-click the right earbud's touch button. | |
| Phone Functions (Earbuds) | Pause/Play | Single-click the touch button on either the left or right earbud while music is playing. |
| Voice Assistant | After connecting to the mobile phone, triple-click the touch button in any mode to activate the mobile voice assistant (e.g., Siri). | |
| Clear Pairing | In the powered-on state but not connected, five-click the touch button to clear pairing. | |
| Answer Call / Hang Up Call / Refuse Call | Answer Call: Single-click the touch button on either earbud during an incoming call. Hang Up Call: Double-click the touch button on either earbud during a call. Refuse Call: Long-press the touch button on either earbud for 2 seconds during an incoming call. |
|
| Connection | Over-distance Connection | 1. Left and right earbuds reconnect within 10 seconds before powering on; auto-shutdown after 3 minutes of no connection. 2. Devices automatically reconnect within 3 minutes when returning to range during calls, standby, or music playback. |
Safety Instructions
To prevent dangerous situations during use, please read the following safety instructions:
- Do not place the product near heaters, microwave ovens, rice cookers, pressure cookers, or other heating equipment to prevent overheating and fire hazards.
- Avoid dropping or striking the product to prevent potential explosion.
- Children should use the product under adult supervision to ensure proper operation.
- Do not use in low-temperature or humid environments. The normal operating environment is 0-50°C.
- Do not disassemble or repair the product without authorization.
- Keep the product at least 20cm away from medical equipment to prevent interference.
- When not in use, unplug the product charger from the socket to avoid consuming battery life or causing damage.
FCC Compliance Information
NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
- Reorient or relocate the receiving antenna.
- Increase the separation between the equipment and receiver.
- Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
- Consult the dealer or an experienced radio/TV technician for help.
Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
